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Alfa Aesar™ p-Toluenesulfonyl isocyanate, 95%

Chemical Identifiers

CAS 4083-64-1
Molecular Formula C8H7NO3S
Formula Weight 197.21
MDL Number MFCD00002030
UN Number UN2206
Beilstein 391287
Synonym Tosyl isocyanate
Chemical Name or Material p-Toluenesulfonyl isocyanate
View More Specs


Products ${productFamilyLength}
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAA1749222 SDS Alfa Aesar™
A1749222
100g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AAA1749236 SDS Alfa Aesar™
A1749236
500g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AAA1749214 SDS Alfa Aesar™
A1749214
25g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Specifications

Description

Applications
It is a reagent used to prepare acetylated syn-1,2-diols,oxazolidin-2-ones, 2,3-diamino acids, and N-tosylcarbonamides. -Toluenesulfonyl isocyanate has been used as derivatization reagent in determination of 3-α-hydroxy tibolone in human plasma by LC-MS/MS. It is also employed in the derivatization reagent in simultaneous quantitative analysis of diethylene glycol and propylene glycol in pharmaceutical products by HPLC and as reagent in the preparation of acetylated syn-1,2-diols, oxazolidin-2-ones, 2,3-diamino acids and N-tosylcarbonamides.

Solubility
Reacts with water.

Notes
Keep away from alcohols, strong bases, amines, strong oxidizing agents.
Description & Specifications

Chemical Identifiers

4083-64-1
197.21
UN2206
Tosyl isocyanate
C8H7NO3S
MFCD00002030
391287
p-Toluenesulfonyl isocyanate

Specifications

145°C (293°F)
144°C (10mmHg)
100g
C8H7NO3S
MFCD00002030
391287
p-Toluenesulfonyl isocyanate
Irritating
5°C
4083-64-1
197.21
UN2206
Tosyl isocyanate
95%

Safety and Handling

GHS H Statement
H334-H335-H315-H319
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
May cause respiratory irritation.
Causes skin irritation.
Causes serious eye irritation.

GHS P Statement
P284a-P261-P280-P305+P351+P338-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Danger

DOTInformation : Transport Hazard Class: 6.1; Packing Group: III; Proper Shipping Name: ISOCYANATES, TOXIC, N.O.S.

RTECSNumber : DB9032000

TSCA : TSCA